Frequencies for first 10,000 rows of make variable in vehicle dataset :

       make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         19        0.19        0.19
          2 |        150        1.50        1.69
          3 |          5        0.05        1.74
          6 |        107        1.07        2.81
          7 |        445        4.45        7.26
          9 |        166        1.66        8.92
         10 |          9        0.09        9.01
         12 |      1,670       16.70       25.71
         13 |         75        0.75       26.46
         14 |        201        2.01       28.47
         18 |        314        3.14       31.61
         19 |        139        1.39       33.00
         20 |      1,693       16.93       49.93
         21 |        328        3.28       53.21
         22 |        300        3.00       56.21
         23 |        266        2.66       58.87
         24 |         10        0.10       58.97
         29 |          3        0.03       59.00
         30 |        134        1.34       60.34
         31 |          2        0.02       60.36
         32 |         17        0.17       60.53
         34 |         65        0.65       61.18
         35 |        598        5.98       67.16
         36 |          5        0.05       67.21
         37 |        508        5.08       72.29
         38 |         69        0.69       72.98
         39 |          4        0.04       73.02
         41 |        182        1.82       74.84
         42 |         50        0.50       75.34
         43 |          2        0.02       75.36
         44 |          3        0.03       75.39
         45 |         18        0.18       75.57
         46 |         11        0.11       75.68
         47 |         13        0.13       75.81
         48 |         76        0.76       76.57
         49 |        808        8.08       84.65
         51 |         34        0.34       84.99
         52 |         68        0.68       85.67
         53 |         99        0.99       86.66
         54 |         33        0.33       86.99
         55 |         84        0.84       87.83
         56 |          5        0.05       87.88
         57 |          4        0.04       87.92
         58 |          7        0.07       87.99
         59 |         12        0.12       88.11
         60 |         10        0.10       88.21
         61 |          3        0.03       88.24
         69 |          4        0.04       88.28
         71 |          2        0.02       88.30
         72 |        111        1.11       89.41
         73 |         78        0.78       90.19
         75 |          1        0.01       90.20
         76 |        102        1.02       91.22
         81 |          1        0.01       91.23
         82 |        181        1.81       93.04
         83 |          1        0.01       93.05
         84 |        157        1.57       94.62
         85 |         98        0.98       95.60
         86 |         43        0.43       96.03
         87 |         95        0.95       96.98
         88 |          1        0.01       96.99
         89 |         31        0.31       97.30
         98 |         83        0.83       98.13
         99 |        187        1.87      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016